Fix option parser

Signed-off-by: Markus Pargmann <mpargmann@allfex.org>
undefined data

Signed-off-by: Markus Pargmann <mpargmann@allfex.org>
Fix for current sqlite backend

Signed-off-by: Markus Pargmann <mpargmann@allfex.org>
Sysctl: Monitor for /proc/stat

Signed-off-by: Markus Pargmann <mpargmann@allfex.org>
Plotter: Bugfixes and new features

Signed-off-by: Markus Pargmann <mpargmann@allfex.org>